Description

1H-Pyrazolo[1,5-D]Tetrazol-6(5H)-One(9Ci) is a specialized heterocyclic organic compound belonging to the pyrazolo-tetrazole class. This high-purity intermediate is critical for advanced organic synthesis, particularly in the development of pharmaceuticals and agrochemicals. It is primarily sought by research institutions and industrial manufacturers for constructing complex molecular architectures, including active pharmaceutical ingredients (APIs) and functional materials. The compound, identified by CAS number 120379-91-1, offers a versatile scaffold for medicinal chemistry and material science applications.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and oncology research.
• Agrochemical Synthesis: Used in the development of new-generation herbicides and pesticides with specific modes of action.
• Material Science Research: Acts as a precursor for high-performance polymers, dyes, and photoactive materials.
• Chemical Biology Probes: Utilized in the design of enzyme inhibitors and molecular probes for biochemical studies.
• Academic & Industrial R&D: A valuable reagent for method development and exploratory synthesis in organic chemistry laboratories.

Basic Information

Product Name	1H-Pyrazolo[1,5-D]Tetrazol-6(5H)-One(9Ci)
CAS No.	120379-91-1
Molecular Formula	C2HN5O
Molecular Weight	111.06 g/mol
Synonyms	1H-Pyrazolo[1,5-d]tetrazol-6(5H)-one; 5H-Pyrazolo[1,5-d]tetrazol-6-one; 1H-Pyrazolo[1,5-d]tetrazol-6-ol; Pyrazolo[1,5-d]tetrazol-6(5H)-one; 120379-91-1; 9CI Index Name; Tetrazolo[1,5-b]pyridazin-6(5H)-one (tautomer)
EINECS	Contact for details

Quality Control

Our 1H-Pyrazolo[1,5-D]Tetrazol-6(5H)-One(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications. Custom purity grades and analytical packages are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flames. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.